CN112702849B - A return line body for automatic clamping of PCBA boards in an automatic fixture of SMT patch line - Google Patents

Abstract

The invention relates to the technical field of PCB board processing, and discloses a return line body for automatically clamping a PCBA board in an automatic jig of an SMT patch line with high production efficiency, which includes implanting the PCB board into the jig through a first manipulator The inner feeder, transplanter and unloader, wherein the transplanter is used to receive the combination of the PCB board and the fixture transmitted by the second elevator; the sensor is used to identify the combination of the PCB board and the fixture. According to the detection result of the sensor, the transplanter sends the combination of the PCB board and the fixture into the SMT line body for assembly; the blanking machine is used to receive the assembled PCB board and fixture combination. After the third manipulator disassembles the combination of the PCB board and the fixture, it flips the PCB board 180 degrees through the flipping mechanism, and then performs secondary positioning, and then uses the SMT line body to send the PCB board and the fixture. Assembly on the other side of the assembly.

Description

A return line body for automatic clamping of PCBA boards in an automatic fixture of SMT patch line

technical field

The invention relates to the technical field of PCB board processing, and more particularly, to a return line body for automatically clamping a PCBA board in an automatic jig of an SMT patch line.

Background technique

With the increase of labor costs, the demand for automation equipment continues to increase. Due to the wider application of electronic equipment, the demand for circuit boards is huge. At present, the circuit board production process is relatively cumbersome, and it needs to go through processing and testing equipment such as printing presses, SPI equipment, AOL equipment, and placement machines. The labor intensity is high, resulting in a large amount of manpower required for the processing of the PCB board.

Therefore, how to reduce the manpower of PCB board processing and improve the work production efficiency has become a technical problem that those skilled in the art need to solve urgently.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is that each process equipment in the above-mentioned existing production methods of the prior art needs to be operated independently, so that all the processes employ many people and are labor-intensive, resulting in the processing of the PCB board. Due to the defect of large manpower, it provides a return line body for automatic clamping of PCBA boards in the automatic fixture of SMT patch line with high production efficiency.

The technical solution adopted by the present invention to solve the technical problem is to construct a return line body for automatically clamping the PCBA board in the automatic fixture of the SMT patch line, which has:

A feeding machine, which is arranged at one end of the return line, implants the PCB board into the fixture through the first manipulator, and sends it into the return line through the first elevator;

a transplanting machine, which is arranged at the other end of the return line and cooperates with the second lifter to receive the combination of the PCB board and the jig conveyed by the second lifter; wherein,

A sensor is arranged in the transplanter, and the sensor is used to identify the feature of the fixture in the combination of the PCB board and the fixture;

According to the detection result of the sensor, the transplanter sends the combination of the PCB board and the jig into the SMT wire body for assembly;

A blanking machine, which is arranged at the other end of the SMT line body, is used to receive the assembled assembly of the PCB board and the fixture; wherein,

A third manipulator and a turning mechanism are arranged on the unloading machine,

After the third manipulator disassembles the assembly of the PCB board and the fixture, the PCB board is turned 180 degrees by the turning mechanism, and then the secondary positioning is performed, and then the SMT wire The other side of the assembly of the PCB board and the fixture is assembled.

In some embodiments, the upper surface of the feeder is provided with three tracks arranged radially; wherein,

The first track is used to place the combination of the PCB board and the fixture.

The second track is used to place semi-finished products,

The third track is used to place semi-finished products,

Three tracks arranged radially are arranged on the upper surface of the unloader; wherein,

The fourth track is used to place the assembly of the PCB board and the fixture assembled by the SMT wire body,

The fifth track is used to place the finished product,

The sixth track is used for placing the disassembled PCB board.

In some embodiments, the first rail is connected to the fourth rail through a jig magazine,

The second rail is connected with the fifth rail through the fixture bin,

The third track is connected with the sixth track to form a flip track.

In some embodiments, the flip mechanism is disposed inside the sixth rail.

In some embodiments, the third manipulator is laterally disposed on the upper surface of one end of the fourth track, the fifth track and the sixth track.

In some embodiments, a second manipulator is provided on the inner side of the third track, and the second manipulator is used to grab the PCB board that has been turned over by 180 degrees and implant the PCB board into the second track inside the fixture for secondary positioning.

In some embodiments, when the board is disassembled, after the assembly of the PCB board and the fixture is disassembled by the third manipulator, the third manipulator places the PCB board on the sixth track, and passes through the The flipping mechanism flips the PCB board 180 degrees and feeds it into the third track,

The second manipulator grabs the PCB board to the second track for secondary positioning.

In some embodiments, the first lift is a lift lift and the second lift is a drop lift.

The return line body for automatically clamping the PCBA board in the automatic fixture of the SMT patch line according to the present invention includes a feeding machine, a transplanting machine and a feeding machine, wherein the feeding machine is used for the PCB board. It is implanted in the jig, and the transplanter is provided with the feature for identifying the jig in the combination of the PCB board and the jig, and the transplanter corresponds to the combination of the PCB board and the jig according to the detection result of the sensor. It is fed into the SMT line for assembly; the blanking machine is used to receive the assembled PCB board and the fixture; after the third manipulator disassembles the PCB board and fixture combination, the PCB board is removed by the flip mechanism. Flip 180 degrees, and then perform secondary positioning, and then assemble the other side of the combined PCB board and fixture through the SMT line. Compared with the prior art, through the cooperation of the feeding machine and the unloading machine, one side of the PCB board can be assembled, and then the PCB board can be turned 180° by the unloading machine, and then the PCB board can be implanted into the empty fixture. inside, to assemble the other side of the PCB board. On the one hand, automated equipment can replace manual operations, reduce human resources, and improve work efficiency; on the other hand, it can avoid secondary pollution of products, thereby improving product quality.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a three-dimensional structural diagram of an embodiment of a return line body that automatically clamps a PCBA board in an automatic fixture of an SMT patch line provided by the present invention;

2 is a perspective structural view of another embodiment of a return line body for automatic clamping of PCBA boards in a fully automatic fixture for SMT patch lines provided by the present invention;

FIG. 3 is a combined three-dimensional structure diagram of an embodiment of a feeding machine and a feeding machine provided by the present invention;

FIG. 4 is a three-dimensional structural diagram of an embodiment of a feeding machine provided by the present invention;

5 is a three-dimensional structural view of an embodiment of a blanking machine provided by the present invention;

FIG. 6 is a perspective structural view of an embodiment of a secondary positioning mechanism provided by the present invention.

Detailed ways

In order to have a clearer understanding of the technical features, objects and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 6 , in the first embodiment of the automatic clamping of the PCBA board in the first embodiment of the SMT patch line automatic fixture of the present invention, the SMT patch line automatic fixture is automatically mounted in the The return line body 10 for clamping the PCBA board includes a feeding machine 101 , a feeding machine 102 , a jig bin 103 , a first elevator 104 , a return line 105 , a second elevator 107 and a transplanter 108 .

Specifically, the feeding machine 101 is formed in a rectangular parallelepiped structure, which is disposed at one end of the return line 105 .

Among them, three tracks arranged radially are arranged on the upper surface of the feeder 101; wherein,

The three tracks are the first track 101a, the second track 101b and the third track 101c, respectively.

Further, the feeding machine 101 is provided with a first robot 101e and a second robot 101f.

It should be noted that the first robot 101e is arranged above the first rail 101a, and the second robot 101f is arranged above the second rail 101b and the third rail 101c.

Among them, a secondary positioning mechanism 101g is provided on the first rail 101a, and a jig 101g ₅ is placed on the secondary positioning mechanism 101g.

The first manipulator 101e implants the PCBA board (in this case, a light board) sent from the feeding track 101d into the fixture 101g ₅ to form a combination of the PCB board and the fixture 101g _5. After the board is implanted, the first elevator 104 is sent into the return line 105, and conveyed to the second elevator 107, and then conveyed to the transplanter 108 by the second elevator 107.

It should be noted that the first elevator 104 is a lifting elevator, and the second elevator 107 is a descending elevator.

Further, the transplanter 108 is used to divide or close the assembly of the PCB board and the fixture 101g ₅ .

Specifically, the transplanter 108 is disposed at the other end of the return line 105 (ie, the opposite side of the unloader 102 ), and cooperates with the second elevator 107 , and the transplanter 108 is used to receive the PCBs conveyed by the second elevator 107 . The assembly of the board and the jig, and the transferred PCB board and the assembly of the jig 101g ₅ are shunted.

Wherein, a sensor (not shown in the figure) is provided in the transplanter 108, and the sensor is used to identify the features of the fixture 101g ₅ in the combination of the PCB board and the fixture.

It should be noted that the fixture 101g ₅ is divided into A surface and B surface, and the feature of the fixture 101g ₅ can be understood as a groove body (the groove body is provided on the surface of the A surface or B surface of the fixture 101g ₅ ). The depth is only half of the jig 101g ₅ ). In other words, when the groove body is provided on the A side of the jig 101g5, the B side of the jig 101g ₅ is not provided with a groove body at the corresponding position. Therefore, the sensor identifies the jig 101g according to the detected features (corresponding to the groove body). ₅ .

Further, according to the detection result of the sensor, the transplanter 108 sends the combination of the PCB board and the jig into the SMT wire body for assembly.

Specifically, two SMT wire bodies are provided on the output side of the transplanter 108 , that is, the SMT wire bodies that perform related patching and furnace operations on the A side or the B side of the assembly of the PCB board and the jig.

When the combination of the PCB board and the fixture identified by the sensor is the A side, the transplanter 108 correspondingly transports the combination of the PCB board and the fixture to the A side SMT line body, and performs related patching and furnace operations on the PCB board. , to complete the assembly on one side of the PCB board;

When the combination of the PCB board and the fixture identified by the sensor is the B side, the transplanter 108 correspondingly transports the combination of the PCB board and the fixture to the B side SMT line body, and performs related patching and furnace operations on the PCB board. , and transfer the assembled PCB board and fixture to the blanking machine 102 .

The blanking machine 102 is disposed at the other end of the SMT line body (not shown in the figure), and is used for receiving the assembled PCB board and the fixture after being assembled.

Further, three tracks arranged radially are provided on the upper surface of the unloader 102, wherein the three tracks correspond to the fourth track 102a, the fifth track 102b and the sixth track 102c.

Specifically, the unloader 102 is provided with a third manipulator 102d and a turning mechanism 102e.

The third manipulator 102d is laterally disposed on the upper surface of one end of the fourth rail 102a, the fifth rail 102b and the sixth rail 102c.

The turning mechanism 102e is provided inside the sixth rail 102c.

Specifically, after the third manipulator 102d disassembles the assembly of the PCB board and the jig, the PCB board is flipped 180 degrees by the flipping mechanism 102e, and then the positioning mechanism is used for secondary positioning, and then the first elevator 104 is used to return it. The flow line 105 is then assembled on the other side of the incoming PCB board and fixture assembly through the SMT line body.

Using this technical solution, through the cooperation of the feeding machine 101 and the unloading machine 102, one side of the PCB board can be assembled, and then the PCB board can be turned 180° by the unloading machine 102, and then the PCB board can be implanted into the air conditioner. inside the tool to assemble the other side of the PCB board. On the one hand, automated equipment can replace manual operations, reducing human resources and improving work efficiency; on the other hand, it can avoid secondary pollution of products, thereby improving product quality.

Further, the SMT wire body transfers the assembled PCB board and fixture to the fourth rail 102a of the unloader 102, that is, the fourth rail 102a is used to place the semi-finished PCB board and the fixture after being assembled by the SMT wire body. After the assembly of the PCB board and the jig is disassembled by the third manipulator 102d, the disassembled PCBA board is grabbed to the sixth rail 102c, that is, the sixth rail 102c is used to place the disassembled PCBA board. rear PCB board.

It should be noted that the third manipulator 102d is provided with a first arm 102d1 and a second arm 102d2.

When disassembling the semi-finished product (ie, the PCB half on one side of the assembly), the second arm 102d2 disassembles the assembly of the PCB board and the fixture, and grabs the PCB board to the sixth rail 102c.

When disassembling the finished product (ie, assembling the PCB half on one side), the first arm 102d1 disassembles the assembly of the PCB board and the fixture to complete the two-sided assembly, and grabs the PCB board (finished board) to the fifth The track 102b, ie, the fifth track 102b, is used to place the finished product.

In some embodiments, in order to improve the material transfer function of the return line body, a jig silo 103 may be provided between the feeding machine 101 and the feeding machine 102 . Among them, the jig bin 103 is used for storing the jig.

Specifically, the first rail 101a is connected to the fourth rail 102a through the jig magazine 103 .

The second rail 101b is connected to the fifth rail 102b through the jig magazine 103 .

The third rail 101c is connected to the sixth rail 102c. Since the inversion mechanism 102e is disposed inside the sixth rail 102c, the third rail 101c and the sixth rail 102c are connected to form an inversion rail.

Further, the second arm 102d2 grabs the disassembled PCB board to the sixth rail 102c, and the flipping mechanism 102e flips the PCB board 180 degrees and transports it to the third rail 101c, that is, the third rail 101c is used for placing semi-finished products.

At this time, the second robot 101f on the third track 101c grabs the PCB board turned 180 degrees and places the second track 101b, that is, the second track 101b is used for placing the semi-finished product. The second robot 101f implants the PCB into the fixture 101g5 of the second rail 101b, performs secondary positioning through the positioning mechanism, and then transports it to the return line 105 through the first elevator 104 to the second elevator 107, and then enters the moving Recognition is carried out in the loading machine 108 to assemble the other side of the PCB board corresponding to the incoming SMT wire body, and then the fifth rail 102b of the feeding machine 102 is disassembled by the first arm 102d1. After the disassembly of the board is completed, the first The arm 102d1 grabs the PCB board to the discharge rail 102f, and transports it to the receiving frame of the PCB board.

In some embodiments, in order to ensure the accuracy of conveying the combination of the PCB board and the jig, a normalizing mechanism 106 may be provided on the return line 105, wherein the normalizing mechanism 106 is used to prevent the combination of the PCB board and the jig. The body deviates on the return line 105 .

Specifically, the assembly line sends the fixed assembly of the PCB board and the jig to the first elevator 104, and the first elevator 104 lifts the assembly of the PCB board and the jig to the same height as the return line 105 above the SMT line body, And the fixed assembly of the PCB board and the jig is sent to the return line 105. Every time the return line 105 transports the assembly of the PCB board and the jig for a certain distance (such as 3M), the correcting mechanism 106 is used for correcting. The combination of the positive PCB board and the fixture to prevent deviation on the carrier.

The embodiments of the present invention have been described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific embodiments, which are merely illustrative rather than restrictive. Under the inspiration of the present invention, without departing from the scope of protection of the present invention and the claims, many forms can be made, which all belong to the protection of the present invention.

Claims (7)

1. A return line body for automatic clamping of PCBA board in a full-automatic fixture of SMT patch line, is characterized in that, has: A feeding machine, which is arranged at one end of the return line, implants the PCB board into the fixture through the first manipulator, and sends it into the return line through the first elevator; a transfer machine, which is arranged at the other end of the return line and cooperates with the second lifter to receive the combination of the PCB board and the jig transferred by the second lifter; wherein, A sensor is provided in the transfer machine, and the sensor is used to identify the characteristics of the fixture in the combination of the PCB board and the fixture, According to the detection result of the sensor, the transfer machine sends the combination of the PCB board and the fixture into the return line body for assembly; A blanking machine, which is arranged at the other end of the return line body, is used to receive the assembled assembly of the PCB board and the fixture; wherein, A third manipulator and a turning mechanism are arranged on the unloading machine, After the third manipulator disassembles the assembly of the PCB board and the fixture, the PCB board is flipped 180 degrees by the flip mechanism, and then positioned for the second time, and then fed through the return line body. The other side of the combination of the PCB board and the fixture is assembled; Three tracks arranged radially are arranged on the upper surface of the feeder; wherein, The first track is used to place the combination of the PCBA board and the fixture, The second track is used to place semi-finished products, The third track is used to place semi-finished products, Three tracks arranged radially are arranged on the upper surface of the unloader; wherein, The fourth track is used to place the assembly of the semi-finished PCB board and the fixture assembled by the return line body, The fifth track is used to place the finished product, The sixth track is used for placing the disassembled PCBA board. 2. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 1, is characterized in that, The first rail is connected with the fourth rail through the jig bin, The second rail is connected with the fifth rail through the fixture bin, The third track is connected with the sixth track to form a flip track. 3. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 1, is characterized in that, The turning mechanism is arranged on the inner side of the sixth rail. 4. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 1, is characterized in that, The third manipulator is laterally arranged on the upper surface of one end of the fourth track, the fifth track and the sixth track. 5. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 4, is characterized in that, A second manipulator is arranged on the inner side of the third track, and the second manipulator is used to grab the PCB board that has been turned over by 180 degrees, and implant the PCB board into the fixture of the second track, so as to Perform secondary positioning. 6. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 5, is characterized in that, When the board is disassembled, after the third manipulator disassembles the assembly of the PCB board and the fixture, the third manipulator places the PCB board on the sixth track, and uses the turning mechanism to disassemble the PCB board. The PCB board is turned 180 degrees and fed into the third track, The second manipulator grabs the PCB board to the second track for secondary positioning. 7. The return line body of the automatic clamping PCBA board in the SMT patch line automatic fixture according to claim 1, is characterized in that, The first elevator is a lifting elevator, and the second elevator is a descending elevator.

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